/*
 * Copyright (c) 2007, 2015, Oracle and/or its affiliates. All rights reserved.
 * ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
 */
/**
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements. See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership. The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License. You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied. See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */
package com.sun.org.apache.xml.internal.security.utils;

public class EncryptionConstants {
  // Attributes that exist in XML Signature in the same way
  /**
   * Tag of Attr Algorithm
   **/
  public static final String _ATT_ALGORITHM = Constants._ATT_ALGORITHM;

  /**
   * Tag of Attr Id
   **/
  public static final String _ATT_ID = Constants._ATT_ID;

  /**
   * Tag of Attr Target
   **/
  public static final String _ATT_TARGET = Constants._ATT_TARGET;

  /**
   * Tag of Attr Type
   **/
  public static final String _ATT_TYPE = Constants._ATT_TYPE;

  /**
   * Tag of Attr URI
   **/
  public static final String _ATT_URI = Constants._ATT_URI;

  // Attributes new in XML Encryption
  /**
   * Tag of Attr encoding
   **/
  public static final String _ATT_ENCODING = "Encoding";

  /**
   * Tag of Attr recipient
   **/
  public static final String _ATT_RECIPIENT = "Recipient";

  /**
   * Tag of Attr mimetype
   **/
  public static final String _ATT_MIMETYPE = "MimeType";

  /**
   * Tag of Element CarriedKeyName
   **/
  public static final String _TAG_CARRIEDKEYNAME = "CarriedKeyName";

  /**
   * Tag of Element CipherData
   **/
  public static final String _TAG_CIPHERDATA = "CipherData";

  /**
   * Tag of Element CipherReference
   **/
  public static final String _TAG_CIPHERREFERENCE = "CipherReference";

  /**
   * Tag of Element CipherValue
   **/
  public static final String _TAG_CIPHERVALUE = "CipherValue";

  /**
   * Tag of Element DataReference
   **/
  public static final String _TAG_DATAREFERENCE = "DataReference";

  /**
   * Tag of Element EncryptedData
   **/
  public static final String _TAG_ENCRYPTEDDATA = "EncryptedData";

  /**
   * Tag of Element EncryptedKey
   **/
  public static final String _TAG_ENCRYPTEDKEY = "EncryptedKey";

  /**
   * Tag of Element EncryptionMethod
   **/
  public static final String _TAG_ENCRYPTIONMETHOD = "EncryptionMethod";

  /**
   * Tag of Element EncryptionProperties
   **/
  public static final String _TAG_ENCRYPTIONPROPERTIES = "EncryptionProperties";

  /**
   * Tag of Element EncryptionProperty
   **/
  public static final String _TAG_ENCRYPTIONPROPERTY = "EncryptionProperty";

  /**
   * Tag of Element KeyReference
   **/
  public static final String _TAG_KEYREFERENCE = "KeyReference";

  /**
   * Tag of Element KeySize
   **/
  public static final String _TAG_KEYSIZE = "KeySize";

  /**
   * Tag of Element OAEPparams
   **/
  public static final String _TAG_OAEPPARAMS = "OAEPparams";

  /**
   * Tag of Element MGF
   **/
  public static final String _TAG_MGF = "MGF";

  /**
   * Tag of Element ReferenceList
   **/
  public static final String _TAG_REFERENCELIST = "ReferenceList";

  /**
   * Tag of Element Transforms
   **/
  public static final String _TAG_TRANSFORMS = "Transforms";

  /**
   * Tag of Element AgreementMethod
   **/
  public static final String _TAG_AGREEMENTMETHOD = "AgreementMethod";

  /**
   * Tag of Element KA-Nonce
   **/
  public static final String _TAG_KA_NONCE = "KA-Nonce";

  /**
   * Tag of Element OriginatorKeyInfo
   **/
  public static final String _TAG_ORIGINATORKEYINFO = "OriginatorKeyInfo";

  /**
   * Tag of Element RecipientKeyInfo
   **/
  public static final String _TAG_RECIPIENTKEYINFO = "RecipientKeyInfo";

  /**
   * Field ENCRYPTIONSPECIFICATION_URL
   */
  public static final String ENCRYPTIONSPECIFICATION_URL =
      "http://www.w3.org/TR/2001/WD-xmlenc-core-20010626/";

  /**
   * The namespace of the
   * <A HREF="http://www.w3.org/TR/2001/WD-xmlenc-core-20010626/">
   * XML Encryption Syntax and Processing</A>
   */
  public static final String EncryptionSpecNS =
      "http://www.w3.org/2001/04/xmlenc#";

  /**
   * The namespace of the XML Encryption 1.1 specification
   */
  public static final String EncryptionSpec11NS =
      "http://www.w3.org/2009/xmlenc11#";

  /**
   * URI for content
   */
  public static final String TYPE_CONTENT = EncryptionSpecNS + "Content";

  /**
   * URI for element
   */
  public static final String TYPE_ELEMENT = EncryptionSpecNS + "Element";

  /**
   * URI for mediatype
   */
  public static final String TYPE_MEDIATYPE =
      "http://www.isi.edu/in-notes/iana/assignments/media-types/";

  /**
   * Block Encryption - REQUIRED TRIPLEDES
   */
  public static final String ALGO_ID_BLOCKCIPHER_TRIPLEDES =
      EncryptionConstants.EncryptionSpecNS + "tripledes-cbc";

  /**
   * Block Encryption - REQUIRED AES-128
   */
  public static final String ALGO_ID_BLOCKCIPHER_AES128 =
      EncryptionConstants.EncryptionSpecNS + "aes128-cbc";

  /**
   * Block Encryption - REQUIRED AES-256
   */
  public static final String ALGO_ID_BLOCKCIPHER_AES256 =
      EncryptionConstants.EncryptionSpecNS + "aes256-cbc";

  /**
   * Block Encryption - OPTIONAL AES-192
   */
  public static final String ALGO_ID_BLOCKCIPHER_AES192 =
      EncryptionConstants.EncryptionSpecNS + "aes192-cbc";

  /**
   * Block Encryption - OPTIONAL AES-128-GCM
   */
  public static final String ALGO_ID_BLOCKCIPHER_AES128_GCM =
      "http://www.w3.org/2009/xmlenc11#aes128-gcm";

  /**
   * Block Encryption - OPTIONAL AES-192-GCM
   */
  public static final String ALGO_ID_BLOCKCIPHER_AES192_GCM =
      "http://www.w3.org/2009/xmlenc11#aes192-gcm";

  /**
   * Block Encryption - OPTIONAL AES-256-GCM
   */
  public static final String ALGO_ID_BLOCKCIPHER_AES256_GCM =
      "http://www.w3.org/2009/xmlenc11#aes256-gcm";

  /**
   * Key Transport - REQUIRED RSA-v1.5
   */
  public static final String ALGO_ID_KEYTRANSPORT_RSA15 =
      EncryptionConstants.EncryptionSpecNS + "rsa-1_5";

  /**
   * Key Transport - REQUIRED RSA-OAEP
   */
  public static final String ALGO_ID_KEYTRANSPORT_RSAOAEP =
      EncryptionConstants.EncryptionSpecNS + "rsa-oaep-mgf1p";

  /**
   * Key Transport - OPTIONAL RSA-OAEP_11
   */
  public static final String ALGO_ID_KEYTRANSPORT_RSAOAEP_11 =
      EncryptionConstants.EncryptionSpec11NS + "rsa-oaep";

  /**
   * Key Agreement - OPTIONAL Diffie-Hellman
   */
  public static final String ALGO_ID_KEYAGREEMENT_DH =
      EncryptionConstants.EncryptionSpecNS + "dh";

  /**
   * Symmetric Key Wrap - REQUIRED TRIPLEDES KeyWrap
   */
  public static final String ALGO_ID_KEYWRAP_TRIPLEDES =
      EncryptionConstants.EncryptionSpecNS + "kw-tripledes";

  /**
   * Symmetric Key Wrap - REQUIRED AES-128 KeyWrap
   */
  public static final String ALGO_ID_KEYWRAP_AES128 =
      EncryptionConstants.EncryptionSpecNS + "kw-aes128";

  /**
   * Symmetric Key Wrap - REQUIRED AES-256 KeyWrap
   */
  public static final String ALGO_ID_KEYWRAP_AES256 =
      EncryptionConstants.EncryptionSpecNS + "kw-aes256";

  /**
   * Symmetric Key Wrap - OPTIONAL AES-192 KeyWrap
   */
  public static final String ALGO_ID_KEYWRAP_AES192 =
      EncryptionConstants.EncryptionSpecNS + "kw-aes192";

  /**
   * Message Authentication - RECOMMENDED XML Digital Signature
   */
  public static final String ALGO_ID_AUTHENTICATION_XMLSIGNATURE =
      "http://www.w3.org/TR/2001/CR-xmldsig-core-20010419/";

  /**
   * Canonicalization - OPTIONAL Canonical XML with Comments
   */
  public static final String ALGO_ID_C14N_WITHCOMMENTS =
      "http://www.w3.org/TR/2001/REC-xml-c14n-20010315#WithComments";

  /**
   * Canonicalization - OPTIONAL Canonical XML (omits comments)
   */
  public static final String ALGO_ID_C14N_OMITCOMMENTS =
      "http://www.w3.org/TR/2001/REC-xml-c14n-20010315";

  /**
   * Encoding - REQUIRED base64
   */
  public static final String ALGO_ID_ENCODING_BASE64 =
      "http://www.w3.org/2000/09/xmldsig#base64";

  /**
   * MGF1 with SHA-1
   */
  public static final String MGF1_SHA1 =
      EncryptionConstants.EncryptionSpec11NS + "mgf1sha1";

  /**
   * MGF1 with SHA-224
   */
  public static final String MGF1_SHA224 =
      EncryptionConstants.EncryptionSpec11NS + "mgf1sha224";

  /**
   * MGF1 with SHA-256
   */
  public static final String MGF1_SHA256 =
      EncryptionConstants.EncryptionSpec11NS + "mgf1sha256";

  /**
   * MGF1 with SHA-384
   */
  public static final String MGF1_SHA384 =
      EncryptionConstants.EncryptionSpec11NS + "mgf1sha384";

  /**
   * MGF1 with SHA-512
   */
  public static final String MGF1_SHA512 =
      EncryptionConstants.EncryptionSpec11NS + "mgf1sha512";


  private EncryptionConstants() {
    // we don't allow instantiation
  }

}
